Table 1.
No. | 1 in Methanol-d4 | 1 in CDCl3 | ||
---|---|---|---|---|
δH, J (Hz) | δC a | HMBC Correlation | δH, J (Hz) | |
2 | 159.4 | |||
3 | 114.6 | |||
4 | 165.8 | |||
5 | 6.03, d, 7.6 | 101.5 | C-3, C-4 | 5.84, d, 7.6 |
6 | 7.73, dd, 7.6, 0.8 | 136.6 | C-2, C-4 | 7.37, dd, 7.6, 0.8 |
7 | 2.07, d, 11.6 | 50.3 | C-2, C-3, C-4, C-12, | 2.04, d, 11.6 |
C-8, C-9, C-13, C-16 | ||||
8 | 2.69, m | 27.3 | 2.75, m | |
9a | 1.84, dt, 13.5, 4.0 | 44.2 | C-7, C-11, C-8, C-10, C-17 | 1.82, dt, 13.5, 4.0 |
9b | 0.85, br.d, 13.5 | C-7, C-11, C-8, C-10, C-17, C-18 | 0.82, br.d, 13.5 | |
10 | 1.69, m | 33.7 | 1.66, m | |
11 | 3.03, d, 10.4 | 84.7 | C-9, C-10, C-12, C-13, C-16, C-17 | 3.08, d, 10.3 |
12 | 45.8 | |||
13 | 4.10, dd, 10.8, 1.6 | 94.9 | C-4, C-11, C-12, C-14, C-15, C-16 | 4.06, dd, 10.9, 1.7 |
14a | 2.05, m | 27.4 | C-12, C-13, C-15 | 2.00, m |
14b | 1.27, m | C-13, C-15 | 1.25, m | |
15 | 1.12, t, 7.4 | 11.5 | C-13, C-14 | 1.08, t, 7.3 |
16 | 0.71, s | 9.8 | C-7, C-11, C-12, C-13 | 0.73, s |
17 | 0.99, d, 6.3 | 18.7 | C-9, C-10, C-11 | 0.97, d, 6.4 |
18 | 1.07, d, 6.0 | 23.7 | C-7, C-8, C-9 | 1.08, d, 5.9 |
19 | 3.98, s | 65.0 | 4.01, s |
a Data of 13C were obtained by HSQC and HMBC spectra.